Technical Summary: 06 50Y Power DMOS Switch

Overview

The 06 50Y is a monolithic vertical power DMOS switch designed for high-efficiency power management applications. This component integrates advanced protection features with low on-state resistance, making it suitable for demanding environments where reliability and performance are critical. The device is compatible with 5V logic inputs, enabling seamless integration with modern control systems.

Engineered for robustness, the 06 50Y includes built-in overtemperature and overload protection mechanisms. These features ensure safe operation under fault conditions while maintaining system integrity. The self-resetting capability with hysteresis enhances system uptime by automatically recovering from thermal shutdown events.

Features

• Vertical Power DMOS Technology: Delivers high current handling capability with minimal conduction losses.
• Low On-State Resistance: Maximizes efficiency by reducing power dissipation during conduction.
• 5V Logic Compatible Input: Direct interface with microcontroller and digital logic circuits without level shifting.
• Overtemperature Protection: Integrated thermal shutdown with hysteresis for automatic recovery.
• Overload Protection: Safeguards against excessive current conditions that could damage the device or system.
• Monolithic Construction: Single-chip design ensures reliability and reduces external component count.
• Fast Switching Characteristics: Enables high-frequency operation in PWM applications.

Applications

The 06 50Y is versatile for various power management scenarios:

• DC Motor Control: Ideal for H-bridge configurations in robotics and automotive systems.
• Power Distribution Systems: Used in load switching and power gating applications.
• Industrial Automation: Suitable for solenoid and actuator control in factory equipment.
• Consumer Electronics: Power management in appliances and portable devices.
• LED Drivers: Efficient switching for high-current LED arrays.
• Battery Management Systems: Protection and switching in charge/discharge paths.

Electrical Characteristics

Absolute Maximum Ratings

• Drain-Source Voltage (V_DS): 50V
• Gate-Source Voltage (V_GS): ±20V
• Continuous Drain Current (I_D): 6A
• Pulsed Drain Current (I_DM): 20A (t_pulse ≤ 10μs)
• Power Dissipation (P_D): 2.5W @ 25°C
• Operating Junction Temperature (T_J): -55°C to +150°C
• Storage Temperature (T_stg): -55°C to +175°C

Static Electrical Characteristics (T_J = 25°C unless specified)

• Threshold Voltage (V_GS(th)): 1.0V min, 2.5V max
• On-State Resistance (R_DS(on)): 50mΩ max @ V_GS = 5V, I_D = 3A
• Gate-Source Leakage Current (I_GSS): ±100nA max @ V_GS = ±20V
• Drain-Source Leakage Current (I_DSS): 10μA max @ V_DS = 50V

Dynamic Electrical Characteristics

• Input Capacitance (C_iss): 500pF typical @ V_DS = 25V
• Output Capacitance (C_oss): 150pF typical @ V_DS = 25V
• Reverse Transfer Capacitance (C_rss): 50pF typical @ V_DS = 25V
• Turn-On Delay Time (t_d(on)): 10ns typical
• Turn-Off Delay Time (t_d(off)): 20ns typical
• Rise Time (t_r): 15ns typical
• Fall Time (t_f): 25ns typical

Package Information

TO-220AB Package

• Package Type: Through-hole, industry-standard TO-220AB
• Mounting Style: Vertical or horizontal mounting options
• Termination: Lead-free, RoHS compliant
• Thermal Characteristics:
  • Thermal Resistance, Junction-to-Case (R_θJC): 3°C/W
  • Thermal Resistance, Junction-to-Ambient (R_θJA): 62°C/W (without heatsink)
• Mechanical Dimensions:
  • Overall Height: 16.5mm max
  • Lead Length: 12.7mm nominal
  • Lead Pitch: 2.54mm
  • Package Width: 10.4mm max
• Weight: Approximately 2.0 grams

Recommended PCB Layout

For optimal thermal and electrical performance:

• Provide adequate copper area for heat dissipation (minimum 1in² per amp of current)
• Use thermal vias when mounting to PCB heatsink areas
• Keep gate drive traces short and direct to minimize inductance
• Maintain proper creepage and clearance distances for high-voltage applications

Operation Notes

Thermal Management

For continuous operation at high currents, proper thermal management is essential:

• Use appropriate heatsinking for expected power dissipation
• Monitor case temperature during operation
• Consider forced air cooling for high ambient temperature environments

Gate Drive Considerations

To achieve optimal switching performance:

• Drive gate with 5V to 10V for full enhancement
• Use low-impedance gate drive circuits (≤10Ω)
• Implement proper gate termination to prevent oscillations

Protection Circuit Implementation

While the device includes built-in protections, additional system-level safeguards are recommended:

• Implement current sensing for overload detection